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                ThinkChat2.0新版上線,更智能更精彩,支持會話、畫圖、視頻、閱讀、搜索等,送10W Token,即刻開啟你的AI之旅 廣告
                query 普通查詢,不預編譯SQL ~~~ $sql = 'DELETE FROM ' . $db->quoteKey('user') . ' WHERE ' . $db->quoteKey('age') . ' <18 AND ' . $db->quoteKey('sex') . ' = ' . $db->quoteValue('女'); $db = Be::getDb(); $db->query($sql); ~~~ execut 預編譯SQL,占位符查詢 ~~~ $sql = 'UPDATE ' . $db->quoteKey('user') . ' SET ' . $db->quoteKey('is_deleted') . ' = 1 WHERE ' . $db->quoteKey('age') . ' < ? AND ' . $db->quoteKey('sex') . ' = ?'; $db = Be::getDb(); $db->execute($sql, [18, '女']); ~~~ 執行不成功時獲取錯誤信息 ~~~ try { $sql = 'UPDATE ' . $db->quoteKey('user') . ' SET ' . $db->quoteKey('is_deleted') . ' = 1 WHERE ' . $db->quoteKey('age') . ' < ? AND ' . $db->quoteKey('sex') . ' = ?'; $db = Be::getDb(); $db->execute($sql, [18, '女']); } catch (\Exception $e) { echo $e->getMessage(); exit; } ~~~ 批量執行時可通過預編譯 prepare 優化執行效率 ~~~ $db = Be::getDb(); $db->startTransaction(); try { $sql = 'UPDATE ' . $db->quoteKey('user') . ' SET ' . $db->quoteKey('age') . ' = ? WHERE ' . $db->quoteKey('username') . ' = ?'; $db->prepare($sql); $data = [ [40, '大哥'], [35, '二哥'], [30, '三哥'], [25, '四哥'], ]; foreach($data as $x) { $db->execute(null, $x); } $db->commit(); } catch (\Exception $e) { $db->rollback(); echo $e->getMessage(); exit; } ~~~
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